.header {
  height: 105px;
  width: 100%;
  padding: 0 10px;
  background: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  border-bottom: 3px solid #E70012;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
}
.header img {
  height: 95px;
}
.header div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  height: 70px;
  line-height: 70px;
}
.header div p {
  font-size: 24px;
  margin-right: 30px;
}
.header div span {
  width: 70px;
  height: 70px;
  padding: 15px 0;
  border-radius: 50%;
  background: #6d6d6d;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: distribute;
  justify-content: space-around;
}
.header div span i {
  width: 40px;
  height: 6px;
  background: #fff;
  border-radius: 20px;
}
.footer {
  height: 160px;
  padding: 30px 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -ms-flex-pack: distribute;
  justify-content: space-around;
}
.footer p {
  color: #999999;
  text-align: center;
  font-size: 24px;
  line-height: 50px;
}
.to-top {
  height: 60px;
  background: #4C4C4C;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  justify-content: flex-end;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  text-align: right;
  color: #fff;
  line-height: 60px;
  font-weight: bold;
  font-size: 26px;
  padding-right: 30px;
}
.to-top span {
  border: 10px solid transparent;
  border-bottom-color: #fff;
  margin-left: 10px;
  margin-top: -10px;
}
.nav {
  position: fixed;
  z-index: 99;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: scroll;
  opacity: 0;
  display: none;
  -webkit-transition: all linear .2s;
  transition: all linear .2s;
  padding-top: 105px;
}
.open-nav {
  opacity: 1;
  display: block;
}
.nav-wrap {
  width: 100vw;
  height: 100%;
  background: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}
.nav-wrap a {
  height: 130px;
  width: 100%;
  padding: 0 50px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  text-decoration: none;
  border-bottom: 1px solid #ececec;
}
.nav-wrap a .nav-name span {
  color: #4c4c4c;
  font-size: 30px;
}
